KEYS

   1 up/down arrow           - scroll up/down
   2 left/right arrow        - pan left/right (when zoomed in)
   3 j/k                     - ..............
   4 mouse buttons 3/4       - .............. (aka mouse wheel)
   5 primary mouse button[1] - click on link or select text[2]
   6 escape/q                - quit
   7 backspace               - go back after jumping (clicking link and suchlike) [3]
   8 u                       - dehighlight
   9 /,?                     - enter text to search for (/ - forward, ? - backward)
  10 +                       - set page bias
  11 -                       - toggle/set tunable
  12 0..9                    - enter page number to jump to
  13 b                       - toggle scroll bar
  14 l                       - toggle links highlighting
  15 f                       - toggle fullscreen
  16 n                       - repeat last search (forward)
  17 p, N                    - .................. (backward)
  18 g                       - go to first page
  19 t                       - align top of the screen with the top of the page
  20 space                   - go to the next page
  21 delete                  - go to the previous page
  22 =                       - show current position
  23 w                       - change height to encompass all of the page
  24 o                       - switch to outline mode
  25 '                       - switch to bookmark mode
  26 m                       - create named bookmark
  27 ~                       - create quick bookmark
  28 z                       - crop
  29 r                       - reload document
  30 P                       - "presentation" mode
  31 a                       - autoscroll
  32 <,>                     - rotate
  33 [,]                     - decrease/increase page brightness
  34 Ctrl-g                  - interrupt search
  35 Ctrl-+/-                - zoom in/out
  36 Ctrl-0                  - fit page width and reset panning
  37 Ctrl-1                  - fit page height
  38 Ctrl-9/F9               - enter bird's eye view
  39 home/end                - go to first/last page
  40 pageup/pagedown         - go forward/backward one screen-full
  41 ctrl pageup/pagedown    - align top of the screen with first/last visible page
  42
  43 (moving mouse while holding primary mouse button will pan the page,
  44 if the mouse is over selectable element (text/link) holding countrol
  45 will make the page pan instead of the default action (selecting text/
  46 clicking link))
  47
  48 if auto scrolling is active:
  49     up/down arrows and mouse buttons 3/4 will make scrolling go faster/slower
  50
  51 tunables
  52 -i                      - toggle case sensitivity of searches
  53 -s<number>              - scroll increment
  54 -S<number>              - amount of space between pages
  55 -c                      - toggle crop hack
  56 -a                      - toggle throttled scrolling
  57 -R<number>              - rotate
  58 -p                      - toggle preloading
  59 -v                      - toggle verbosity
  60 -P                      - toggle persistent bookmarks
  61 -h                      - toggle maxfit
  62 -l                      - toggle proportional display
  63 -f                      - toggle "what's under cursor" identification
  64                           (only font name currently)
  65
  66 bird's eye mode
  67 Ctrl-9/F9/esc           - leave bird's eye view
  68 Ctrl-l                  - center the view on the currently selected page
  69 (page)up/(page)down     - navigate
  70 home/end                - go to first/last page
  71 enter                   - select the page and leave bird's eye mode
  72 1st mouse button        - select the page under cursor and leave bird's eye mode
  73
  74 outline/bookmark mode
  75 esc                     - leave outline/bookmark mode
  76 up/down                 - select previous/next item
  77 alpha-numeric           - quick search
  78 Ctrl-s                  - repeat search (forward)
  79 Ctrl-r                  - repeat search (backward)
  80 Ctrl-l                  - center on current item
  81
  82 outline mode
  83 left/right              - go up/down a level
  84 Ctrl-n                  - narrow to search pattern
  85 Ctrl-u                  - undo narrowing
  86
  87 when entering search pattern/page number
  88 up/down arrow           - previous/next entered text
  89
  90 [1] i'm somewhat mouse button confused, since i use "left handed" mouse
  91     while not being lefthanded
  92
  93 [2] text selection requires xsel
  94     http://www.vergenet.net/~conrad/software/xsel/
  95     On OSX and Windows selected text will be dumped to the terminal
  96     Also selection can not cross page boundaries
  97
  98 [3] if the document was previously visited initial backspace will
  99     jump to the last visited place